A unit of inductance in which an induced electromotive force of one volt is produced when the current is varied at the rate of one ampere per second. 电感单位当电路中的电流强度在一秒钟内的变化为一安培产生的电动势为一伏特时电感为一亨利。
Induced Electromotive Force Model and Analysis of Induction-Type Coil Target 感应式线圈靶感应电势模型及其分析
Years in the motor current is outside the power supply from the induced electromotive force and the direction of armature current I in opposite directions. 在电动机里电流是由外电源供给的感生电动势的方向和电枢电流I方向相反。
The equation of the large rectangular loop source cloud expresses induced electromotive force at any field points accurately, the apparent resistivity derived from that is not subject to edge effects; 大定源回线公式可以准确地表示任意场点的感应电动势,由此导出视电阻率无边缘效应影响;
The device includes a plurality of probes in the alternation magnetic field for inducing the alternating magnetic field to generate the induced electromotive force; 该装置包括位于所述的交变磁场中的多个探头,用来感应所述的交变磁场以产生感应电动势;
The induced electromotive force and the current do not move along evenly together, that is, in phase. 感应电动势和电流并不协调一致地变化,即并不同相位。
With the numerical and analytical combined method the rotor can be freely rotated during magnetic field computation, which provides great convenience for computing machine induced electromotive force, electromagnetic torque and dynamic process etc. 数值解析结合法的应用,使旋转电机磁场计算时转子能够自由转动,为电机感应电动势、电磁转矩乃至动态过程计算提供了极大的方便,计算精度也随之提高。
Computing method of induced electromotive force 一种感生电动势的计算方法
The rotor rotation is needed for many calculations such as induced electromotive force, electromagnetism torque, inductance parameters etc. The agile rotor rotation is more needed for dynamic computations. 电机感应电动势、电磁转矩、电感参数的计算都需要转子的转动,动态计算更需要转子的灵活转动。
Firstly, the relationship between the induced electromotive force ( EMF) and the terminal voltage under different operation conditions is worked out with the phasor graph of the induction motor. 首先根据感应电动机的相量图,求出了在不同工况下感应电势与端电压之间的关系。
Induced Electromotive Force related to Reference Frame 感应电动势与参照系的相对关系
The principle is that the compensation package in the power cable on the device, when the current through the cable when the compensation device above the induced electromotive force, cable sheath voltage drops due to the role of EMF generated offset. 其原理是将该补偿装置套装于电力电缆上,当有电流通过在电缆上时候,补偿装置上面产生感应电动势,电缆护层电压由于感应电势的作用产生抵消。
Parameters of the induced electromotive force and the electromagnetic torque and so on of the novel motor have been calculated, and it is not difficult to catch the maximum value of cogging torque. 计算了复合电机的感应电动势和电磁转矩,捕捉了齿槽定位转矩的最大值等电机参数。
Finally, based on the principles of the induced electromotive force, increase the number of induction coil element in order to get n finite-length multi-layer solenoid coil inductance element in series, linking and reverse the formula. 最后,根据感应电动势的原理,通过增加感应线圈元的数量进一步得到了n个有限长多层螺线圈元串联顺接电感的计算公式。
On the one hand, it is found that the air-gap magnetic distribution is not homogeneous and the induced electromotive force ( EMF) is related to the location of conductor in a winding by analyzing the characteristic of distribution of this kind of motor. 一方面,通过分析无齿槽电机气隙磁场的分布特点,指出该种电机在大有效气隙内的磁场分布很不均匀,绕组的感生电动势与导体位置有关。
We also analyzed the interaction among the distribution of the magnetic field around the magnet, the induced electromotive force in the coil and the vibration of the magnet. 对永久磁铁在空间产生的磁场分布、感应线圈中的感应电动势与磁铁相应振动等因素的相互关系进行了计算分析。
That is beneficial to deduce the direction of attenuation of the induced electromotive force and the apparent resistivity of the subsurface geology and to Reflect the abnormal position and shape and trend of the geological body. 这样有利于推断出地下地质体的感应电动势和视电阻率的衰减方向,反映出地质体的异常位置和形态,有利于推测其地质体的走向。